Cita APA (7th ed.)
ebrary, Inc, Reed, P., & Rothenberg, D. (1993). Wisdom in the open air: The Norwegian roots of deep ecology. University of Minnesota Press.
Cita Chicago (17th ed.)
ebrary, Inc, Peter Reed, i David Rothenberg. Wisdom in the Open Air: The Norwegian Roots of Deep Ecology. Minneapolis: University of Minnesota Press, 1993.
Cita MLA (9th ed.)
ebrary, Inc, et al. Wisdom in the Open Air: The Norwegian Roots of Deep Ecology. University of Minnesota Press, 1993.
Atenció: Aquestes cites poden no estar 100% correctes.